Home / 64,578,458.61-89,118,969.89-35,209,552.95

Finding the Fourth Proportional to 64,578,458.61, 89,118,969.89 and 35,209,552.95

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Solution

The fourth proportional to 64,578,458.61, 89,118,969.89 and 35,209,552.95 is: 48,589,563.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,578,458.61 : 89,118,969.89 = 35,209,552.95 : x
  2. Step 2: Convert to fraction form
    64,578,458.61/89,118,969.89 = 35,209,552.95/x
  3. Step 3: Cross multiply
    64,578,458.61x = 89,118,969.89 × 35,209,552.95
  4. Step 4: Simplify right side
    64,578,458.61x = 3,137,839,089,015,363.50
  5. Step 5: Solve for x
    x = 3,137,839,089,015,363.50/64,578,458.61
  6. Step 6: Final answer
    x = 48,589,563.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.